AQA GCSE Biology Unit 3.3

Matthew T
Quiz by , created over 5 years ago

Twenty questions for the third section of Unit 3 in AQA GCSE Biology: Keeping internal conditions constant.

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Matthew T
Created by Matthew T over 5 years ago
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Question 1

Question
What is the term used to describe the body's way of maintaining internal conditions?
Answer
  • Body-balance
  • Homeostasis
  • Corpomaintenance

Question 2

Question
How is urea made?
Answer
  • Breaking down urine molecules
  • Deamination of amino acids
  • Product of anaerobic respiration

Question 3

Question
Which of these are the main types of homeostasis?
Answer
  • Thermoregulation
  • Fluororegulation
  • Hydroregulation
  • Osmoregulation
  • Glucoregulation
  • Haemoregulation

Question 4

Question
Which of these are structures found in the human kidney?
Answer
  • Bowman's capsule
  • Renal artery
  • Carotid artery
  • Nephron
  • Diaphragm
  • Islets of Langerhans

Question 5

Question
What is the name of the process of changing the rate of reabsorption in the kidneys?
Answer
  • Ultrafiltration
  • Selective reabsorption
  • Renal feedback

Question 6

Question
True or false? Urine is coloured yellow due to the presence of urobilins.
Answer
  • True
  • False

Question 7

Question
True or false? Dialysis is a natural process occurring in the human body.
Answer
  • True
  • False

Question 8

Question
Which of these does dialysis fluid not contain?
Answer
  • Glucose
  • Mineral ions
  • Urea

Question 9

Question
True or false? Immunosuppressant drugs lower the risk of complications and diseases during a transplant.
Answer
  • True
  • False

Question 10

Question
True or false? Xenotransplantation involves the abstraction of human organs from genetically engineered pigs.
Answer
  • True
  • False

Question 11

Question
How high is the normal human core body temperature?
Answer
  • 33°C
  • 35°C
  • 37°C
  • 39°C
  • 41°C

Question 12

Question
Where is the thermoregulatory centre located?
Answer
  • Hypothalamus
  • Pons
  • Pituitary gland
  • Spleen

Question 13

Question
Which of these processes occur when the core body temperature rises?
Answer
  • Vasodilation
  • Vasoconstriction
  • Sweating
  • Shivering
  • Hairs lie flat
  • Hairs stand on end

Question 14

Question
Which of these processes occur when the core body temperature falls?
Answer
  • Vasodilation
  • Vasoconstriction
  • Sweating
  • Shivering
  • Hairs lie flat
  • Hairs stand on end

Question 15

Question
True or false? Everyone in the UK automatically becomes an organ donor unless they opt out.
Answer
  • True
  • False

Question 16

Question
True or false? Elderly people are more likely to suffer from hypothermia, contributing to the excess winter mortality.
Answer
  • True
  • False

Question 17

Question
Where is the hormone insulin produced?
Answer
  • Thyroid gland
  • Pancreas
  • Spleen
  • Pituitary gland

Question 18

Question
What does insulin do?
Answer
  • Cause glucose to be stored in the liver as glycogen
  • Cause glycogen to broken into glucose and released into the blood

Question 19

Question
What does glucagon do?
Answer
  • Cause glucose to be stored in the liver as glycogen
  • Cause glycogen to be broken into glucose and released into the blood

Question 20

Question
True or false? Type 2 diabetes is the type of diabetes in which the pancreas makes insufficient insulin.
Answer
  • True
  • False